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Finding the Fourth Proportional to 53,609.96, 73,933.30 and 33,468.68

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Solution

The fourth proportional to 53,609.96, 73,933.30 and 33,468.68 is: 46,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.96 : 73,933.30 = 33,468.68 : x
  2. Step 2: Convert to fraction form
    53,609.96/73,933.30 = 33,468.68/x
  3. Step 3: Cross multiply
    53,609.96x = 73,933.30 × 33,468.68
  4. Step 4: Simplify right side
    53,609.96x = 2,474,449,959.04
  5. Step 5: Solve for x
    x = 2,474,449,959.04/53,609.96
  6. Step 6: Final answer
    x = 46,156.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.